Wrench socket



FIG. 1 is a top perspective view of a wrench socket showing my new design;

FIG. 2 is a partially sectioned top perspective view of the wrench socket of my new design;

FIG. 3 is a top view of my new design;

FIG. 4 is a side elevation view of my new design;

FIG. 5 is a bottom view of my new design. 

The ornamental design for a wrench socket, as shown. 